package com.more.offer.a_jvm;

/**
 * @author pinoc
 * @date 2021/6/15
 * @description jvm monitor gc test
 */
public class TestAllocation {

	private static final int _1MB = 1024 * 1024;

	/**
	 * -verbose:gc
	 * -Xms20M
	 * -Xmx20M
	 * -Xmn10M
	 * -XX:+PrintGCDetails
	 * -XX:SurvivorRatio=8
	 */
	public static void main(String[] args) {
		byte[] allocation1, allocation2, allocation3, allocation4;
		allocation1 = new byte[2 * _1MB];
		allocation2 = new byte[2 * _1MB];
		allocation3 = new byte[2 * _1MB];
		allocation4 = new byte[4 * _1MB];
	}
}
